Comparison

bmLogger vs TempSen Blue

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

bmLogger

This app connects to Bluetooth sensors to provide real-time temperature and humidity monitoring. It allows for data logging, historical analysis, and customizable alerts for various environmental conditions. Ideal for cold chain compliance, food safety, and climate control.

Highlights
  • Real-time temperature and humidity readings
  • Data logging and historical graphs
  • CSV data export
  • Multiple sensor connection
  • Customizable alerts
  • Offline functionality
Features
Read full description

Connect to Blue Maestro Bluetooth sensors for real-time environmental monitoring. Perfect for cold chain compliance, food safety, and climate control. Description: bmLogger is the official companion app for Blue Maestro's professional-grade Bluetooth temperature and humidity sensors. Whether you're monitoring cold storage, tracking pharmaceutical shipments, or ensuring optimal conditions in your wine cellar, bmLogger delivers precise, reliable data right to your smartphone. KEY FEATURES Real-Time Monitoring Live temperature and humidity readings updated every second Signal strength indicator for connection quality Battery level monitoring for all connected devices Data Logging and History Download thousands of logged data points from your sensors View detailed graphs with zoom and pan functionality Export data as CSV files for analysis and compliance reporting Device Management Connect to multiple Blue Maestro sensors simultaneously Customize device names and add notes for easy identification Configure logging intervals from 1 second to 24 hours Set high and low temperature and humidity alerts Cloud Sync (Premium) Securely store your data in the cloud Access historical readings from any device Share reports with colleagues and clients PERFECT FOR Food Safety: Monitor refrigerators, freezers, and cold storage Healthcare: Track vaccine storage and medication temperatures Wine and Beverage: Ensure optimal cellar conditions Pharmaceuticals: Maintain cold chain compliance Data Centers: Monitor server room climate Agriculture: Track greenhouse conditions Home: Monitor any environment that matters to you Logistics: Track shipment conditions in transit SUPPORTED DEVICES Tempo Disc Temperature and Humidity Sensor Tempo Disc Temperature Sensor Tempo Disc Barometric Pressure Sensor Pacif-i Smart Thermometer And all current Blue Maestro Bluetooth sensors TECHNICAL SPECIFICATIONS Supports devices with logging capacities up to 100,000+ readings Configurable logging intervals Bluetooth Low Energy for extended battery life Works offline - no internet required for local monitoring Download bmLogger today and take control of your environmental monitoring with professional-grade precision. Keywords: temperature,humidity,sensor,bluetooth,monitoring,logger,thermometer,cold chain,data logger,climate What's New in Version 13.0.1: Improved calibration handling for latest generation sensors Enhanced data export functionality Performance optimizations Bug fixes and stability improvements

About

TempSen Blue

This app connects to Bluetooth temperature loggers to wirelessly configure, start, stop, and download data. It securely stores information locally and allows export in PDF or Excel formats for industries handling sensitive materials.

Highlights
  • Wireless configuration of loggers
  • Start/stop data logging remotely
  • Download data from loggers
  • Secure local encrypted database
  • Export data to PDF and XLSX
  • Share reports instantly
Features
Read full description

TempSen Blue is a mobile application designed to work seamlessly with TempSen Bluetooth Low Energy (BLE) data loggers. It allows users to wirelessly configure, start, stop, and download data from the loggers with just a few taps. All data is securely saved to a local encrypted database, ensuring safe storage and easy access. Users can export data in professional PDF or Excel (XLSX) formats, and instantly share reports with partners or team members — ideal for cold chain logistics, pharmaceuticals, and temperature-sensitive industries.

Screenshots

bmLogger4 screens
TempSen Blue4 screens

Verdict

The call

The clearest difference is update cadence: bmLogger at every 3 days against TempSen Blue's every 6 months. bmLogger also leads on ratings volume (4 vs 1). On price, rating, review sentiment and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for bmLogger against 5.0 for TempSen Blue. Both are backed by a comparable volume of ratings — 4 and 1 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

bmLogger ships an update every 3 days, TempSen Blue every 6 months. The most recent releases landed on September 17, 2026 and July 9, 2026 respectively.

Scorecard2 real differences · 8 level
bmLogger versus TempSen Blue: the parameters behind the verdict, then further details
ParameterbmLoggerTempSen Blue
PriceFreeFree
Rating5.0 (4 ratings)5.0 (1 ratings)
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings4 — better1
Update frequencyEvery 3 days — betterEvery 6 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS14.0 — better15.1
Further details — not scored
Size42 MB72 MB
Age rating4+4+
DeveloperBlue MaestroTempsen Electronics Company

Customer experience

bmLogger

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

TempSen Blue

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

bmLogger

No in-app purchases

None

TempSen Blue

No in-app purchases

Questions

Is bmLogger free?
bmLogger is free to download, with no in-app purchases.
Is TempSen Blue free?
TempSen Blue is free to download, with no in-app purchases.
Which has better reviews, bmLogger or TempSen Blue?
bmLogger and TempSen Blue are both rated 5.0 out of 5 on the App Store, from 4 and 1 ratings respectively.
Do bmLogger or TempSen Blue have ads?
Neither bmLogger nor TempSen Blue shows ads.
Which is updated more often, bmLogger or TempSen Blue?
bmLogger ships an update every 3 days, and TempSen Blue every 6 months. Most recently, bmLogger was updated on September 17, 2026 and TempSen Blue on July 9, 2026.

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